Preview Bridge Ponte Dom Louis I, City Porto (Oporto) at Rio Douro. The old town is listed as UNESCO world heritage. Portugal, Europe Image ID: 746-89052 Artist: Enrico Spanu Purchase a commercial license Buy framed prints & more from our print store boat bridge cityscape dawn dom luis douro heritage horizontal night old town oporto popular porto portugal portuguese ribeira river scene scenic site subway sunset traditional typical unesco world heritage site wrought iron
